/** 
 * Copyright (c) 2024, Qi Yaolong.
 * dragon@hbu.edu.cn
 * HeBei University, China.
 * 
 * 简体中文
 * 保留所有权利。除非符合（遵守）以下条款，否则您不得使用此文件：
 * 
 * 禁止任何未经授权的个人或组织以任何形式将本程序及其附属资料、创新、创意、架构设计、算法、衍生作品
 * 等用于任何商业目的、盈利活动、各类竞赛(比赛)、直播教学、录播教学、线下课程、书籍编写、教材编写、
 * 会议、培训、公益活动、项目课题、毕业设计、毕业论文、学术论文等。
 * 
 * 本程序由版权持有人和贡献人“按原样”提供，不提供任何明示或暗示担保，包括但不局限于对适销性和特定
 * 用途适合性的暗示担保。在任何情况下，版权持有人或贡献人对因使用本程序而导致的任何直接、间接、附带、
 * 特殊、典型或后果性损害（包括但不限于购买替代商品或服务；使用损失、数据丢失或利润损失；业务中断）
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 * 其他），即使已告知此类损害的可能性。
 * 
 * English
 * All rights reserved. You may NOT use this file except in compliance with the
 * following terms:
 * 
 * IT IS PROHIBITED FOR ANY UNAUTHORIZED PERSON OR ENTITY TO USE THIS PROGRAM AND 
 * ITS ANCILLARY DATA, INNOVATIONS, CONCEPTS, ARCHITECTURE DESIGN, ALGORITHMS, 
 * DERIVED WORKS, ETC., IN ANY FORM FOR COMMERCIAL PURPOSES, PROFIT-MAKING 
 * ACTIVITIES, VARIOUS COMPETITIONS (CONTESTS), LIVE TEACHING, PRE-RECORDED 
 * LESSONS, OFFLINE COURSES, BOOK WRITING, CONFERENCES, TRAININGS, PUBLIC WELFARE 
 * ACTIVITIES, PROJECTS, TOPICS, GRADUATION DESIGNS, DISSERTATIONS, THESES, AND 
 * OTHER APPLICATIONS.
 * 
 * THIS PROGRAM IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS PROGRAM, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include <stdio.h>       
#include <stdlib.h>         
#include <string.h>          

#include "ohos_init.h"        
#include "cmsis_os2.h"       

#include "temp-humi_sensor.h" 
#include "wifi_connecter.h"    
#include "mqtt_task.h"        

#define PARAM_HOTSPOT_SSID "HUAWEI-Dragon"
#define PARAM_HOTSPOT_PSK "Good@123!"    
#define PARAM_SERVER_ADDR "192.168.8.8"   
#define PARAM_SERVER_PORT "1883"         

static void mqttDemoTask(void *arg)
{
    (void)arg;

    if (ConnectToHotspot(PARAM_HOTSPOT_SSID, PARAM_HOTSPOT_PSK) != 0)
    {
        printf("Connect to AP failed\n");
        return;
    }


    osDelay(100);


    MqttTaskInit();            
    const char *host = PARAM_SERVER_ADDR;                         
    unsigned short port = atoi(PARAM_SERVER_PORT);                      
    const char *clientId = "NearLink0001";             
    const char *username = NULL;              
    const char *password = NULL;                                        
    if (MqttTaskConnect(host, port, clientId, username, password) != 0) 
    {
        printf("Connect to MQTT server failed!\r\n");
        return;
    }


    char *ptopic = "OpenHarmony/devices/NearLink0001/THSensor/Message";  
    char *payload = "{\"device_id\":\"NearLink0001\", \"status\":\"online\"}";  
    int rc = MqttTaskPublish(ptopic, payload);                     
    if (rc != 0)                                                          
        printf("MQTT Publish failed!\r\n");
    else
        printf("MQTT Publish OK\r\n");


    while (1)
    {
        char payload[64] = {0};             
        float temperature = 0.0f;   
        float humidity = 0.0f;  
        if (GetTempHumiLevel(&temperature, &humidity) == 0)
        {
            snprintf(payload, sizeof(payload),
                     "{\"device_id\":\"NearLink0001\", \"temp\":%.2f, \"humi\":%.2f}",
                     temperature, humidity); 
            rc = MqttTaskPublish(ptopic, payload); 
            if (rc != 0)
                printf("MQTT Publish failed!\r\n");
            else
                printf("MQTT Publish OK\r\n");
        }
        osDelay(100);
    }
}

static void mqttDemoEntry(void)
{
    InitTempHumiSensor();

    osThreadAttr_t attr;
    attr.name = "mqttDemoTask";
    attr.attr_bits = 0U;
    attr.cb_mem = NULL;
    attr.cb_size = 0U;
    attr.stack_mem = NULL;
    attr.stack_size = 1024 * 10;
    attr.priority = osPriorityNormal;

    if (osThreadNew(mqttDemoTask, NULL, &attr) == NULL)
    {
        printf("[mqttDemoEntry] Falied to create mqttDemoTask!\n");
    }
}

APP_FEATURE_INIT(mqttDemoEntry);
